Originally from Ghazipur in north eastern India, he has been in Dubai since 2012, sending much of his salary home where his wife, three children, mother, brother and sister-in-law all still live.
The Summer Rewards campaign has been going for a number of years, choosing one lucky individual from the thousands upon thousands who use the service. There are also smaller prizes, with 23 monetary rewards given out in 2016 alone.
The video announcing this year's lucky winner showed the ticket being selected from a huge pile of entry forms inside a grand hall.
From there, the short film returns to Nanaku's workplace where he reveals he "works with tile and marble; I like how they work, how they are interlocked into place".
He adds: "I will now begin my new life with the money I have won. It is my dream to have my own business in India."